Multiple turret lathe



J. BONER MULTIPLE TURRET LATHE Jan. 7, 1964 25 Sheets-Sheet 1 Filed Sept. 15, 1960 INVENTOR. JOHRNN BQNEZ.

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INVENTOR. JOHANN BQNEK BY 

6. IN A TURRET LATHE INCLUDING AN ELONGATED, SUBSTANTIALLY RECTANGULAR LATHE BED, AN ELONGATED SUBSTANTIALLY RECTANGULAR MOUNTING BLOCK SUPPORTED ON SAID BED, A FIRST SHAFT HAVING ONE END THEREOF JOURNALED FOR ROTATION ABOUT A SUBSTANTIALLY VERTICAL AXIS IN SAID TURRET MOUNTING BLOCK ADJACENT ONE END OF THE LATTER, THE FIRST TOOL-CARRYING TURRET FIXEDLY SECURED TO THE OTHER END OF SAID FIRST SHAFT, A SECOND SHAFT JOURNALED FOR ROTATION IN SAID TURRET MOUNTING BLOCK, SAID SECOND SHAFT EXTENDING LATERALLY ACROSS SAID TURRET MOUNTING BLOCK HAVING IT OPPOSED END PROJECTING LATERALLY BEYOND THE OPPOSED SIDES OF SAID TURRET MOUNTING BLOCK AND BEING DISPOSED ADJACENT SAID ONE END OF SAID TURRET MOUNTING BLOCK AND HAVING A HORIZONTAL AXIS OF ROTATION SUBSTANTIALLY PERPENDICULAR TO THE AXIS OF ROTATION OF SAID FIRST SHAFT, A SECOND TOOL-CARRYING TURRET MOUNTED ON ONE OF THE PROJECTING ENDS OF SAID SECOND SHAFT FOR ROTATION THEREWITH AND DISPOSED ON ONE SIDE OF SAID TURRET MOUNTING BLOCK, A GENEVA GEAR FIXEDLY SECURED TO SAID SECOND SHAFT ON THE OTHER END THEREOF, A FIRST BEVEL GEAR AFFIXED TO ONE END OF SAID FIRST SHAFT, A SECOND BEVEL GEAR FIXEDLY SECURED TO SAID SECOND SHAFT INTERMEDIATE ITS ENDS AND MESHING WITH SAID FIRST BEVEL GEAR, MEANS IMPARTING INTERMITTENT ROTARY MOTION TO SAID GENEVA GEAR WHEREBY SAID FIRST AND SECOND TURRETS THROUGH SAID FIRST AND SECOND SHAFTS ARE INTERMITTENTLY ROTATED TO PROVIDE FOR THE INDEXING THEREOF, SAID MEANS COMPRISING A THIRD SHAFT MOUNTED FOR ROTATION IN SAID TURRET MOUNTING BLOCK AND PROJECTING LATERALLY FROM THE OTHER SIDE THEREOF AND HAVING ITS AXIS OF ROTATION SUBSTANTIALLY PARALLEL TO SAID AXIS OF SAID SECOND SHAFT, A WHEEL FIXEDLY SECURED TO THE PROJECTING END OF SAID THIRD SHAFT AND HAVING A ROLLER PROJECTING LATERALLY FROM A SIDE THEREOF FOR INTERMITTENT ENGAGEMENT WITH SAID GENEVA GEAR TO DRIVE THE LATTER, A FIRST SPUR GEAR MOUNTED ON SAID THIRD SHAFT FOR ROTATION THEREWITH, A FOURTH SHAFT JOURNALED FOR ROTATION IN SAID TURRET MOUNTING BLOCK AND HAVING AN END THEREOF PROJECTING LATERALLY AWAY FROM SAID OTHER SIDE OF SAID TURRET MOUNTING BLOCK AND HAVING ITS AXIS OF ROTATION PARALLEL TO SAID AXIS OF ROTATION OF SAID THIRD SHAFT, A SECOND SPUR GEAR FIXEDLY SECURED TO SAID PROJECTING END OF SAID FOURTH SHAFT FOR ROTATION THEREWITH AND BEING IN MESH WITH SAID FIRST SPUR GEAR, A THIRD BEVEL GEAR FIXEDLY SECURED ON SAID FOURTH SHAFT FOR ROTATION THEREWITH, AN ELONGATED THIRD SPUR GEAR SUPPORTED FOR ROTATION ON SAID TURRET MOUNTING BLOCK WITH ITS AXIS OF ROTATION PERPENDICULAR TO THE AXIS OF ROTATION OF SAID FOURTH SHAFT AND HAVING A FOURTH BEVEL GEAR FIXEDLY SECURED THERETO AND COAXIALLY ALIGNED THEREWITH, SAID FOURTH BEVEL GEAR MESHING WITH SAID THIRD BEVEL GEAR, A BACK SHAFT SUPPORTED FOR ROTATION ON SAID BED WITH ITS AXIS OF ROTATION PARALLEL TO THE AXIS OF ROTATION OF SAID THIRD SPUR GEAR, A FOURTH SPUR GEAR FIXEDLY SECURED ON SAID BACK SHAFT ADJACENT AN END THEREOF FOR ROTATION THEREWITH, A MOTOR HAVING A DRIVER SHAFT AND MOUNTED ON SAID BED, A FIFTH SPUR GEAR SECURED ON SAID DRIVE SHAFT FOR ROTATION THEREWITH AND MESHING WITH SAID FOURTH SPUR GEAR, A FEMALE CLUTCHING ELEMENT FIXEDLY SECURED TO SAID BACK SHAFT FOR ROTATION THEREWITH AND BEING DISPOSED ADJACENT ITS OTHER END, A BUSHING MOUNTED ON SAID BACK SHAFT AND HAVING AN END TERMINATING ADJACENT SAID FEMALE CLUTCHING ELEMENT, A MALE CLUTCHING ELEMENT MOUNTED FOR RECIPROCATION ON SAID BUSHING AND HAVING AN END CONFRONTING SAID FEMALE CLUTCHING ELEMENT, SAID MALE CLUTCHING ELEMENT HAVING A CENTRALLY REDUCED PORTION INTERMEDIATE ITS ENDS AND BEING COUNTERBORED TO FORM, WHEN TAKEN IN CONJUNCTION WITH ADJACENT PORTIONS OF SAID BUSHINGS, A COMPARTMENT, A SIXTH SPUR GEAR HAVING AN ELOGNATED HUB MOUNTED ON SAID BUSHING AND BEING FREELY ROTATABLE THEREABOUT AND MESHING WITH SAID FIFTH SPUR GEAR, SAID HUB HAVING A COUNTERBORED RECESS AT ONE END THEREOF WHICH WHEN TAKEN WITH THE ADJACENT PORTIONS OF SAID BUSHING FORMS A COMPARTMENT, SAID COUNTERBORED ENDS OF SAID FEMALE CLUTCH ELEMENT AND THE COUNTERBORED END OF SAID HUB BEING DISPOSED IN CONFRONTING RELATION AND FORMING A CLOSED COMPARTMENT THEREBETWEEN, A HELICOIDAL SPRING SURROUNDING SAID BUSHING AND DISPOSED WITHIN SAID CLOSED COMPARTMENT AND CONSTANTLY TENDING TO URGE SAID MALE CLUTCHING ELEMENT FOR MOVEMENT INTO ENGAGEMENT WITH SAID FEMALE CLUTCHING ELEMENT, SAID COUNTERBORED END OF SAID HUB HAVING A PAIR OF DIAMETRICALLY-OPPOSED AXIALLY-EXTENDING LUGS AND THE ADJACENT END OF SAID MALE CLUTCHING ELEMENT HAVING A PAIR OF DIAMETRICALLY-OPPOSED RECESSES FORMED THEREIN TO SLIDABLY RECEIVE SAID LUGS, SAID MALE CLUTCHING ELEMENT ADJACENT SAID COUNTERBORED END THEREOF HAVING A CAM FACE FACING INWARDLY OF SAID RECESS AND HAVING HIGH AND LOW SIDES, AN ELONGATED TRIP LEVER PIVOTALLY MOUNTED INTERMEDIATE ITS ENDS ON SAID BED, A PIN SUPPORTED ON ONE END OF SAID LEVER AND BEING PIVOTAL INTO AND OUT OF RECESS FORMED IN SAID MALE CLUTCHING ELEMENT, SAID PIN NORMALLY ENGAGING SAID HIGH SIDE OF SAID CAM TO HOLD SAID CLUTCHING ELEMENTS OUT OF ENGAGEMENT WITH ONE ANOTHER AND BEING PIVOTALLY MOVABLE AWAY FROM SAID HIGH SIDE OF SAID CAM TO CAUSE ENGAGEMENT OF SAID MALE CLUTCHING ELEMENT WITH SAID FEMALE CLUTCHING ELEMENT UNDER THE INFLUENCE OF SAID SPRING WHEREBY SAID SIXTH SPUR GEAR IS DRIVEN AND CONSEQUENTLY SAID WHEEL AND GENEVA GEAR, AND MEANS FOR SUBSEQUENTLY ENGAGING SAID PIN AGAINST SAID LOW SIDE OF SAID CAM FACE TO TRACE THE SAME THROUGHOUT ONE FULL REVOLUTION OF SAID CAM FACE, SAID PIN MOVING OVER THE HIGH SIDE OF SAID CAM FACE AND EFFECTING DISENGAGEMENT OF SAID CLUTCH ELEMENTS AGAINST THE FORCE OF SAID SPRING AND HALTING THE ROTATION OF SAID SIXTH SUPR GEAR AND OF SAID WHEEL AFTER ONE FULL REVOLUTION OF SIXTH SPUR GEAR AND OF SAID WHEEL. 